McCormick 32 Sickle Mower - replace seal?

KJMClark

Member
Anyone know anything about replacing seals on older McCormick sickle mowers? I have a number 32, and the seal behind the flywheel doesn't really work anymore. It flings out whatever I put in the oil reservoir within a half hour of filling it. I can get the [i:cb5d36a91a]front[/i:cb5d36a91a] side cover of that reservoir off, but can't see how to pull the whole shaft out to replace that seal. I can tug all I want, but it's obviously not going anywhere. My operator's manual doesn't mention that at all.

Looks mostly like this one:
271864d1341272619-can-you-help-me-identify-dsc04855-jpg


Rustyfarmall has or had one like it. You around Rusty?
 
To get the flywheel off, you need a big 3 jaw puller. The one I borrowed worked great and stood about 24 inches high. It was intended to be used to pull combine pulleys and etc off. Before that I had tried heat and a two jaw bar type puller with no movement at all. When I used that puller it came of in 30 seconds. Replacing the seal then is a piece of cake.
 
(quoted from post at 04:08:04 05/17/18) To get the flywheel off, you need a big 3 jaw puller. The one I borrowed worked great and stood about 24 inches high. It was intended to be used to pull combine pulleys and etc off. Before that I had tried heat and a two jaw bar type puller with no movement at all. When I used that puller it came of in 30 seconds. Replacing the seal then is a piece of cake.

Yeah, that's what I was afraid of. Not sure where I'm going to get a puller that big. Might have to take the mower to a shop for that. Most of the people I know come to borrow [b:6cab5109b5]my[/b:6cab5109b5] tools, so I'm pretty sure they're not going to have one.
 
(quoted from post at 09:09:10 05/16/18) Anyone know anything about replacing seals on older McCormick sickle mowers? I have a number 32, and the seal behind the flywheel doesn't really work anymore. It flings out whatever I put in the oil reservoir within a half hour of filling it. I can get the [i:97b1c2c87a]front[/i:97b1c2c87a] side cover of that reservoir off, but can't see how to pull the whole shaft out to replace that seal. I can tug all I want, but it's obviously not going anywhere. My operator's manual doesn't mention that at all.

Looks mostly like this one:
271864d1341272619-can-you-help-me-identify-dsc04855-jpg


Rustyfarmall has or had one like it. You around Rusty?

Yes, I am around, and yes, I have a #32, but I never did anything with it. It still sets just as it was when I drug it home. I probably should let someone else own it.
 

Hey Rusty! Yours is in better shape than mine, from the pictures you had earlier. Someone bent my main support beam once upon a time. Still works great though. Except for that seal.

That flywheel is 10 or 11 inches. Apparently you can get an 11" three-arm puller for less than $100 now. Probably cheaper/easier than taking it to a shop. That was a bear to get on my little trailer when I got it.
 
(quoted from post at 10:47:35 05/19/18)
Hey Rusty! Yours is in better shape than mine, from the pictures you had earlier. Someone bent my main support beam once upon a time. Still works great though. Except for that seal.

That flywheel is 10 or 11 inches. Apparently you can get an 11" three-arm puller for less than $100 now. Probably cheaper/easier than taking it to a shop. That was a bear to get on my little trailer when I got it.

The left wheel bearing on mine is totally gone. Probably will need the hub and all. Mower bar is bowed also. Don't know if it can be straightened.
 
(quoted from post at 04:08:04 05/17/18) To get the flywheel off, you need a big 3 jaw puller. The one I borrowed worked great and stood about 24 inches high. It was intended to be used to pull combine pulleys and etc off. Before that I had tried heat and a two jaw bar type puller with no movement at all. When I used that puller it came of in 30 seconds. Replacing the seal then is a piece of cake.

OK, but how do you get the pitman bearing off? It's the smaller bearing, mounted on the shaft sticking off of that flywheel. It's in the way of the puller getting to the main shaft. I tried to pull that thing off and damaged the end of it's shaft in the process. The darned thing wouldn't go anywhere. I decided to stop before I made things any worse. Do I have to take that bearing off too? And how did you get it?
 

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